MESON Chess Problem Database

Problem Display
PID: 224443 (8/3b2K1/2p2B2/R2P1kp1/5Pn1/2NpP1P1/3b1n1p/5Q2 w - - 0 1)

Anonymous

Wilkes-Barre Record, 1888

(First published on Thu Dec 6 1888)

8/3b2K1/2p2B2/R2P1kp1/5Pn1/2NpP1P1/3b1n1p/5Q2

#2

9 + 9

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Sd1
      • 2.Qxd3#
      • 2.e4#
    • 1...Sh1
      • 2.Qxd3#
      • 2.e4#
    • 1...Sh3
      • 2.Qxd3#
      • 2.e4#
  • Keys
    • 1.Qxd3+!
      • 1...Sxd3
        • 2.e4#
      • 1...Se4
        • 2.Qxe4#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(A);CHECK,XP(d)
    • Vars
      • S(b);N_GUARD,XQ(A)::P(C)
      • S(b);N_GUARD,P_SPINS(b)::QAB1(A),XS(b)
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